package com.ash;

import com.ash.client.ProviderServiceApi;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@SpringBootApplication
//@EnableDiscoveryClient
@EnableFeignClients
public class ConsumerMain {

    @LoadBalanced
    @Bean
    public RestTemplate restTemplate() {
        return new RestTemplate();
    }

    @Autowired
    private ProviderServiceApi providerService;

    public static void main(String[] args) {
        SpringApplication.run(ConsumerMain.class, args);
    }

    @RestController
    public class TestController {

        private final RestTemplate restTemplate;

        @Autowired
        public TestController(RestTemplate restTemplate) {
            this.restTemplate = restTemplate;
        }

        @RequestMapping(value = "/echo/{str}", method = RequestMethod.GET)
        public String echo(@PathVariable String str) {
            return restTemplate.getForObject("http://provider-service/" + str, String.class);


        }

        /**
         * 使用openfeign方式更友好
         *
         * @param str
         * @return
         */
        @RequestMapping(value = "/feign/{str}", method = RequestMethod.GET)
        public String echo1(@PathVariable String str) {
            return providerService.sayHello(str);
        }

    }
}
